{
\def\sym#1{\ifmmode^{#1}\else\(^{#1}\)\fi}
\begin{longtable}{l*{4}{c}}
\caption{Ordinal Logit Models of Perceptions of Power Grid Vulnerability}\\
\hline\hline\endfirsthead\hline\endhead\hline\endfoot\endlastfoot
                &\multicolumn{1}{c}{(1)}&\multicolumn{1}{c}{(2)}&\multicolumn{1}{c}{(3)}&\multicolumn{1}{c}{(4)}\\
                &\multicolumn{1}{c}{All Respondents}&\multicolumn{1}{c}{Republicans}&\multicolumn{1}{c}{Democrats}&\multicolumn{1}{c}{Independent}\\
\hline
vulnerablepower &                  &                  &                  &                  \\
White           &0.0590 (0.39)         &-0.146 (-0.48)         &-0.00999 (-0.05)         &0.264 (0.71)         \\
[1em]
Female          &0.503\sym{***} (3.97)         &0.737\sym{***} (3.49)         &0.315 (1.73)         &0.416 (1.22)         \\
[1em]
College         &0.332\sym{**} (2.59)         &0.546\sym{**} (2.58)         &0.122 (0.69)         &0.784 (1.86)         \\
[1em]
Age             &0.0206\sym{***} (5.28)         &0.0211\sym{**} (3.17)         &0.0182\sym{***} (3.30)         &0.0327\sym{**} (3.20)         \\
[1em]
Only now and then&0.284 (1.08)         &0.126 (0.29)         &0.432 (1.03)         &0.256 (0.47)         \\
[1em]
Some of the time&0.521\sym{*} (2.13)         &0.596 (1.48)         &0.425 (1.09)         &0.316 (0.62)         \\
[1em]
Most of the time&1.016\sym{***} (4.10)         &0.720 (1.79)         &1.363\sym{***} (3.51)         &0.0198 (0.04)         \\
[1em]
Dial-up         &-0.143 (-0.33)         &0.215 (0.32)         &0.0832 (0.11)         &-0.992 (-1.15)         \\
[1em]
None            &-0.461 (-1.74)         &-0.0525 (-0.14)         &-0.317 (-0.75)         &-2.547\sym{**} (-3.18)         \\
[1em]
Not very strong Democrat&0.0730 (0.35)         &                  &                  &                  \\
[1em]
Lean Democrat   &0.117 (0.55)         &                  &                  &                  \\
[1em]
Independent     &0.164 (0.81)         &                  &                  &                  \\
[1em]
Lean Republican &0.0222 (0.09)         &                  &                  &                  \\
[1em]
Not very strong Republican&-0.124 (-0.53)         &                  &                  &                  \\
[1em]
Strong Republican&-0.654\sym{***} (-3.36)         &                  &                  &                  \\
[1em]
Not sure        &0.267 (0.69)         &                  &                  &                  \\
\hline
cut1            &                  &                  &                  &                  \\
Constant        &-1.287\sym{***} (-3.56)         &-1.127 (-1.92)         &-1.757\sym{***} (-3.38)         &-0.876 (-1.26)         \\
\hline
cut2            &                  &                  &                  &                  \\
Constant        &0.522 (1.55)         &0.866 (1.56)         &0.150 (0.32)         &0.559 (0.85)         \\
\hline
cut3            &                  &                  &                  &                  \\
Constant        &1.979\sym{***} (5.80)         &2.227\sym{***} (3.97)         &1.742\sym{***} (3.74)         &1.992\sym{**} (2.97)         \\
\hline
cut4            &                  &                  &                  &                  \\
Constant        &3.285\sym{***} (9.35)         &3.430\sym{***} (5.96)         &3.138\sym{***} (6.52)         &3.319\sym{***} (4.72)         \\
\hline
Observations    &      937         &      350         &      446         &      141         \\
\hline\hline
\multicolumn{5}{l}{\footnotesize \textit{t} statistics in parentheses}\\
\multicolumn{5}{l}{\footnotesize \sym{*} \(p<0.05\), \sym{**} \(p<0.01\), \sym{***} \(p<0.001\)}\\
\end{longtable}
}
